Hello,
Here is your answer:
The proper answer to this question is option A "The basic structure is the carbon atom".
Your answer is A.
If you need anymore help feels ree to ask me!
Hope this helps!
        
                    
             
        
        
        
<span>Think of each amino acid like a different letter, there are only 26 letters but yet millions of words, it works the same sort of way. </span>
        
                    
             
        
        
        
Answer:
Muscle tissue would break down to supply amino acids.
 
        
             
        
        
        
A symbiosis is an evolved interaction or close living relationship between organisms from different species, usually with benefits to one or both of the individuals involved.